private static void EnsureSystemFontCache()
{
if (FontResolver.gdiFontFamilyToFontFileMap != null)
{
return;
}
FontResolver.gdiFontFamilyToFontFileMap = new Dictionary <string, List <string> >();
FontResolver.wpfFontFamilyToFontFileMap = new Dictionary <string, List <string> >();
foreach (string str in Directory.GetFiles(FontEmbedder.SystemFontsDirectory))
{
foreach (Typeface typeface in (IEnumerable <Typeface>)FontEmbedder.GetTypefacesSafe(str))
{
bool useGdiFontNames1 = true;
string serializeFontFamilyName1 = FontEmbedder.GetSerializeFontFamilyName(typeface, useGdiFontNames1);
bool useGdiFontNames2 = false;
string serializeFontFamilyName2 = FontEmbedder.GetSerializeFontFamilyName(typeface, useGdiFontNames2);
FontResolver.StoreSystemFont(FontResolver.gdiFontFamilyToFontFileMap, serializeFontFamilyName1, str);
FontResolver.StoreSystemFont(FontResolver.wpfFontFamilyToFontFileMap, serializeFontFamilyName2, str);
if (serializeFontFamilyName1 != serializeFontFamilyName2)
{
FontResolver.gdiToWpfSystemFontNameMap[serializeFontFamilyName1] = serializeFontFamilyName2;
FontResolver.wpfToGdiSystemFontNameMap[serializeFontFamilyName2] = serializeFontFamilyName1;
}
}
}
}
private static void AddFontFileToCache(string fontFile, Dictionary <string, List <KeyValuePair <Typeface, string> > > cache, bool useGdiFontNames, Dictionary <string, string> gdiFontNameMap, Dictionary <string, string> wpfFontNameMap)
{
foreach (string str in FontEmbedder.GetFontNamesInFile(fontFile, useGdiFontNames))
{
string index = FontFamilyHelper.EnsureFamilyName(str);
FontFamily fontFamily = new FontFamily(fontFile + "#" + index);
List <KeyValuePair <Typeface, string> > list;
if (!cache.TryGetValue(str, out list))
{
list = new List <KeyValuePair <Typeface, string> >();
cache[index] = list;
}
foreach (Typeface key in (IEnumerable <Typeface>)FontEmbedder.GetTypefacesSafe(fontFile))
{
list.Add(new KeyValuePair <Typeface, string>(key, fontFamily.Source));
}
}
if (gdiFontNameMap == null)
{
return;
}
foreach (Typeface typeface in (IEnumerable <Typeface>)FontEmbedder.GetTypefacesSafe(fontFile))
{
bool useGdiFontNames1 = true;
string serializeFontFamilyName1 = FontEmbedder.GetSerializeFontFamilyName(typeface, useGdiFontNames1);
bool useGdiFontNames2 = false;
string serializeFontFamilyName2 = FontEmbedder.GetSerializeFontFamilyName(typeface, useGdiFontNames2);
if (serializeFontFamilyName1 != serializeFontFamilyName2 && !string.IsNullOrEmpty(serializeFontFamilyName1) && !string.IsNullOrEmpty(serializeFontFamilyName2))
{
gdiFontNameMap[serializeFontFamilyName1] = serializeFontFamilyName2;
wpfFontNameMap[serializeFontFamilyName2] = serializeFontFamilyName1;
}
}
}
public static IEnumerable <string> GetFontNamesInFile(string fontFile, bool useGdiFontNames)
{
foreach (FontFamily fontFamily in (IEnumerable <FontFamily>)FontEmbedder.GetFontFamiliesSafe(fontFile))
{
yield return(FontEmbedder.GetSerializeFontFamilyName(fontFamily, useGdiFontNames));
}
}
public static string GetSerializeFontFamilyName(FontFamily fontFamily, bool useGdiFontNames)
{
Typeface typeface = Enumerable.FirstOrDefault <Typeface>((IEnumerable <Typeface>)fontFamily.GetTypefaces());
if (typeface != null)
{
return(FontEmbedder.GetSerializeFontFamilyName(typeface, useGdiFontNames));
}
return(string.Empty);
}
private static void StoreFontLookup(Dictionary <string, List <KeyValuePair <Typeface, string> > > fontFamilyLookup, Dictionary <string, List <string> > fontFamilyToFontFileMap, string fontSource, bool useGdiFontNames)
{
if (fontFamilyLookup.ContainsKey(fontSource))
{
return;
}
string serializeFontFamilyName = FontEmbedder.GetSerializeFontFamilyName(new FontFamily(fontSource), useGdiFontNames);
List <string> list;
if (!fontFamilyToFontFileMap.TryGetValue(serializeFontFamilyName, out list))
{
return;
}
foreach (string fontFile in list)
{
FontResolver.AddFontFileToCache(fontFile, fontFamilyLookup, useGdiFontNames, (Dictionary <string, string>)null, (Dictionary <string, string>)null);
}
}
private static void StoreSystemFont(string fontFile, Typeface typeface, Dictionary <string, SystemFontFamily> fontFileMap, bool useGdiFontNames)
{
string serializeFontFamilyName = FontEmbedder.GetSerializeFontFamilyName(typeface, useGdiFontNames);
if (string.IsNullOrEmpty(serializeFontFamilyName))
{
return;
}
SystemFontFamily systemFontFamily = (SystemFontFamily)null;
if (!fontFileMap.TryGetValue(serializeFontFamilyName, out systemFontFamily))
{
systemFontFamily = new SystemFontFamily(new FontFamily(serializeFontFamilyName));
fontFileMap[serializeFontFamilyName] = systemFontFamily;
}
if (systemFontFamily.FontSources.Contains(fontFile))
{
return;
}
systemFontFamily.FontSources.Add(fontFile);
}
